Hardware RAID5 + PVE

Split an array into 3 parts to 2TB, 500 GB, 300GB. At 300GB pve set. as we now do I connect two parts of the array to 2TB and 500GB?
Through a web interface created a repository LVM, but there are no other parts 2TB array and 500 gb.
 
proxmox0:~# vgscan
Reading all physical volumes. This may take a while...
Found volume group "pve" using metadata type lvm2
proxmox0:~# vgchange -ay
3 logical volume(s) in volume group "pve" now active
Why so????